Income Taxes (Details 1) - USD ($)	12 Months Ended
	Aug. 31, 2015	Aug. 31, 2014
Current:
Expected income tax benefit at statutory rate	$ 2,008,000	$ 2,085,000
Increase (decrease) in taxes due to:
State tax, net of federal benefit	284,000	287,000
Permanent differences	32,000	29,000
Change in deferred tax asset valuation allowance	62,000	(919,000)
Other, net	(132,000)	(473,000)
Income tax expense (benefit)	$ 2,254,000	$ 1,009,000